Finding the Fourth Proportional to 814,759,317,910.20, 1,124,427,284,873.90 and 472,291,594,943.17
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Solution
The fourth proportional to 814,759,317,910.20, 1,124,427,284,873.90 and 472,291,594,943.17 is: 651,796,848,586.94
Step by Step Solution
- Step 1: Write the proportion equation
814,759,317,910.20 : 1,124,427,284,873.90 = 472,291,594,943.17 : x - Step 2: Convert to fraction form
814,759,317,910.20/1,124,427,284,873.90 = 472,291,594,943.17/x - Step 3: Cross multiply
814,759,317,910.20x = 1,124,427,284,873.90 × 472,291,594,943.17 - Step 4: Simplify right side
814,759,317,910.20x = 531,057,555,770,712,327,716,864 - Step 5: Solve for x
x = 531,057,555,770,712,327,716,864/814,759,317,910.20 - Step 6: Final answer
x = 651,796,848,586.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.